!<!DOCTYPE html>
<html>
<head>
<title>百度地图DEMO</title>
</head>
<script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.min.js"></script>
<body>
<div id="allmap" style="height:700px;width:800px;"></div>
<div id="r-result">请输入:<input type="text" id="suggestId" size="20" value="百度" style="width:150px;" /></div>
<div id="searchResultPanel" style="border:1px solid #C0C0C0;width:150px;height:auto; display:none;"></div>
</body>
<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak="></script>
<script type="text/javascript">
// 百度地图API功能
function G(id) {
return document.getElementById(id);
}
// 初始化定位
var map = new BMap.Map("allmap");
var point = new BMap.Point(116.331398,39.897445);
map.centerAndZoom(point,12);
// 鼠标滑动放大缩小移动地图
map.enableScrollWheelZoom(); //启用滚轮放大缩小，默认禁用
map.enableContinuousZoom(); //启用地图惯性拖拽，默认禁用
// 定位当前城市
function myFun(result){
var cityName = result.name;
map.setCenter(cityName);
}
var myCity = new BMap.LocalCity();
myCity.get(myFun);
// 获取点击处坐标
var geoc = new BMap.Geocoder();
map.addEventListener("click", function(e){
//通过点击百度地图，可以获取到对应的point, 由point的lng、lat属性就可以获取对应的经度纬度
var pt = e.point;
geoc.getLocation(pt, function(rs){
//addressComponents对象可以获取到详细的地址信息
var addComp = rs.addressComponents;
var site = addComp.province + ", " + addComp.city + ", " + addComp.district + ", " + addComp.street + ", " + addComp.streetNumber;
//将对应的HTML元素设置值
$("#site").val(site);
$("#longitude").val(pt.lng);
$("#latitude").val(pt.lat);
});
deletePoint();
// 创建标注
var marker = new BMap.Marker(pt); // 创建标注
map.addOverlay(marker); // 将标注添加到地图中
// marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画
});
var ac = new BMap.Autocomplete( //建立一个自动完成的对象
{"input" : "suggestId"
,"location" : map
});
ac.addEventListener("onhighlight", function(e) { //鼠标放在下拉列表上的事件
var str = "";
var _value = e.fromitem.value;
var value = "";
if (e.fromitem.index > -1) {
value = _value.province + _value.city + _value.district + _value.street + _value.business;
}
str = "FromItem<br />index = " + e.fromitem.index + "<br />value = " + value;
value = "";
if (e.toitem.index > -1) {
_value = e.toitem.value;
value = _value.province + _value.city + _value.district + _value.street + _value.business;
}
str += "<br />ToItem<br />index = " + e.toitem.index + "<br />value = " + value;
G("searchResultPanel").innerHTML = str;
});
var myValue;
ac.addEventListener("onconfirm", function(e) { //鼠标点击下拉列表后的事件
var _value = e.item.value;
myValue = _value.province + _value.city + _value.district + _value.street + _value.business;
G("searchResultPanel").innerHTML ="onconfirm<br />index = " + e.item.index + "<br />myValue = " + myValue;
setPlace();
});
function setPlace(){
map.clearOverlays(); //清除地图上所有覆盖物
function myFun(){
var pp = local.getResults().getPoi(0).point; //获取第一个智能搜索的结果
map.centerAndZoom(pp, 18);
map.addOverlay(new BMap.Marker(pp)); //添加标注
}
var local = new BMap.LocalSearch(map, { //智能搜索
onSearchComplete: myFun
});
local.search(myValue);
}
// 删除标注
function deletePoint(){
map.clearOverlays();
}
</script>
</html>